<template>
    <el-dialog
      width="500px"
      title="pdf文件导入"
      :visible="showConfirmDialog"
      @close="$emit('update:showConfirmDialog', false)"
    >
      <el-row type="flex" justify="center">
        <div class="upload-pdf">
          <input
            ref="pdf-upload-input"
            class="pdf-upload-input"
            type="file"
            accept=".pdf"
            @change="uploadChange"
          >
          <div class="drop">
            <i class="el-icon-upload" />
            <!-- <el-button type="text" @click="getTemplate">下载导入模板</el-button> -->
            <span>将文件拖到此处或
              <el-button type="text" @click="handleUpload">点击上传</el-button>
            </span>
          </div>
        </div>
      </el-row>
      <el-row type="flex" justify="end">
        <!-- update:props属性名，值 直接修改 .sync修饰符的属性值 -->
        <el-button size="mini" type="primary" @click="$emit('update:showConfirmDialog', false)">取消</el-button>
      </el-row>
    </el-dialog>
  </template>
  <script>
  import { uploadConfirmPdf } from '@/api/employee'
  export default {
    props: {
        showConfirmDialog: {
        type: Boolean,
        default: false
      }
    },
    methods: {
      handleUpload() {
        this.$refs['pdf-upload-input'].click() // this.$refs.属性名 和 this.$refs[属性名] 等价
      },
      async uploadChange(event) {
        console.log(event.target.files)
        // 调用上传接口
        const files = event.target.files // input的文件列表
        if (files.length > 0) {
          // 大于0 说明有文件要上传
          const data = new FormData()
          // file: file类型
          data.append('file', files[0]) // 将文件参数加入到formData中
          const secondmentId = this.$parent.queryParams.secondmentId
          data.append('secondmentId', secondmentId)
          try {
            await uploadConfirmPdf(data)
            // 成功
            this.$emit('uploadSuccess') // 通知父组件 我上传成功
            this.$emit('update:showConfirmDialog', false) // 关闭弹层
          } catch (error) {

          } finally {
            this.$refs['pdf-upload-input'].value = ''
          }
        }
      }
    }
  }
  </script>
  
  <style scoped lang="scss">
      .upload-pdf {
        display: flex;
        justify-content: center;
        margin: 20px;
        width: 360px;
        height: 180px;
        align-items: center;
        color: #697086;
        .pdf-upload-input {
          display: none;
          z-index: -9999;
        }
        .btn-upload,
        .drop {
          border: 1px dashed #dcdfe6;
          width: 100%;
          height: 100%;
          text-align: center;
          line-height: 160px;
          border-radius: 8px;
          display: flex;
          flex-direction: column;
          justify-content: center;
        }
        .drop {
          line-height: 40px;
          color: #bbb;
          i {
            font-size: 60px;
            display: block;
            color: #c0c4cc;
          }
        }
      }
  </style>
  
  